Cita APA

Tuells, J., Martinez-Martinez, P., Duro-Torrijos, J., Caballero, P., Fraga-Freijeiro, P., & Navarro-Lopez, V. (2015). Characteristics of the Videos in Spanish Posted on Youtube about Human Papillomavirus Vaccines.

Citación estilo Chicago

Tuells, J., PJ Martinez-Martinez, JL Duro-Torrijos, P. Caballero, P. Fraga-Freijeiro, y V. Navarro-Lopez. Characteristics of the Videos in Spanish Posted On Youtube About Human Papillomavirus Vaccines. 2015.

Cita MLA

Tuells, J., et al. Characteristics of the Videos in Spanish Posted On Youtube About Human Papillomavirus Vaccines. 2015.